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- 8.O-O O-O — Main Line, 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Qb3, D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D34 - 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 - Tarrasch Defense: Prague Variation, Main Line, SÉRIE D
OHRA 1984 – Round 7 – Portisch, Lajos – 1/2-1/2 – Chandler, Murray G – G12

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- B20 - B99 - 1. e4 c5 - Sicilian Defense, B80-B85 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 Sicilian, Scheveningen variation, B87 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 - Sicilian Defense: Sozin Attack, Flank Variation, B87 - 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4.... - Sicilian Defense, SÉRIE B 1.e4 2....
OHRA 1984 – Round 8 – Sax, Gyula – 1/2-1/2 – Portisch, Lajos – G15

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- 6...h6 7.Bxf6 Bxf6 — Orthodox, 8.Rc1, D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D55 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 - Queen's Gambit Declined: Modern Variation, Normal Line, SÉRIE D
OHRA 1984 – Round 9 – Portisch, Lajos – 1/2-1/2 – Campora, Daniel H. – G16

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